I believe Evolve provides a service like this, which they charge 10% for, which is excessive to me.  

In year 1 you get to take an additional $13,500 ($15,000 - $1,500) of excess depreciation.

Keep in mind, some states will charge a transfer tax when you change the title over (which can get a bit pricey).While I'm a big proponent of cutting out excess fees for things I can do myself(i.e. setting up LLCs), however, in this situation, I would consider using a lawyer to make sure this is set up correctly.There is a good YouTube video of the overall structure which you are describing by Clint Coons using a holding company with child LLCs.  

HELOCs if they own a primary......cash out refinance if they own a primary.Borrow from family.Side hustle for a year....uber/lyft, deliver pizza, Amazon warehouse, PM, cleanout services, garage sale item flips(Gary V style)Medical Research....some pay $800 or more for simple vaccine research..some pay $5000 for a week of in patient testing.Trade down cars....flip cars.....saw a guy the other day on youtube flipping riding lawn mowers.Selling all their excess on FB Marketplace and ebay.

Yes, the vinyl plank can be floated and creates a durable waterproof surface but the challenge could be creating an area that traps moisture.  

This implies that hands off ADU additions start off with a negative position, often in excess of $50k negative position.  

California charges a minimum tax of $800 a year per LLC, and more if you have gross receipts in excess of $250k.

Makes sense, since the evidence is humidity or moisture is what reacts with the drywall, but at some point whatever the flawed content is in the drywall would be exhausted and stop reacting.  

Uh, depending on how much roof, how much tile, and how many cabinets, I don't know that $8.8k would be all that excessive?

.$30k for a roofing repair seems excessive.